y61 
IX. Quercus in Sumatra, Java & Borneo crescentes {p. 433—437.). 
Q. hystrie Krths. Ramulis pubescentibus, foliis lanceolato- 
ellipticis brevibus acuminatis supra praeserlim in nervis pubescenti- 
bus, subtus argentato-lepidotis, stipulis ovatis acutiusculis, amentis 
paniculatis, floribus solitariis, squamulis cupul-e junioris lanceolatis, 
eupulis infundibuliformibus, glandibus hemisphsrico-conicis. — Sa- 
matra. 
O0. mappacea Khs. Ramulis pubescentibus, foliis late ovalibus 
breviter acuminatis, supra glahris subtus pubescentibus, stipulis semi- 
oblongis, amentis paniculatis, floribus soliteriis, squamulis oopulee 
junioris oblongis obtusis. — Borneo. 
0. oligoneura Khs. Ramulis pubescentibus, foliis ovalibus 
acutis basi angustatis utrinque glabriusculis, stipulis semilanceolatis, 
floribus femineis solitariis in amentis, squamulis ‚cupule junieris 
semilanceolatis acutiusculis. — Sumatra. 
O0. anceps Khs. Ramulis glabriusculis, foliis ovalibus v. obo- 
vatis breviter & obtuse acuminatis basi angustatis, stipulis semilan- 
ceolatis acuminatis, floribus 5 in glomerulis sparsis, ? in glomeru- 
lis confertis, squamulis cupuls junioris subrotundss attenuato-elon- 
gatis triangularibus. — Borneo. 
0. racemosa Jck. Ramulis glabris, foliis lanceolato-ellipticis 
utringue glabris, stipulis semi-lanceolatis, floribus 2 in glomerules 
eonfertis, squamulis eupulse junioris semi-lanceolatis acutis, adultio- 
ris dilatato-triangularibus basi escavatis. — Sumatra. 
0. microcalyr Khs. Ramulis glabris, foliis lanceolato-ellip- 
ticis acuminatis, stipulis semi-lineari-lanceolatis, floribus 1 & 2 in 
glomerulos confertis, squamulis cupulze juuioris semilanceolatis, adul- 
tioris triangularibus, glandibus hemisphaerieis. — Borneo. 
0. leptogyne Khs. Ramulis dense pubescentibus, foliis oblon- 
gis acuminatis basi acutis, stipulis semilanceolatis, amentorum flori- 
bus A glomerulatis & % s. 2 solitariis, squamulis cupulse junioris 
“ oblongis. — Borneo. - 
0. gracilis Khs, Ramulis glabriuseulis, foliis ovali-oblongis 
acuminalis basi acutis, stipulis lanceolato-linearibus, amentis panicn- 
latis, floribus 2 solitarils, squamulis cupulze junioris oblongis in ze- 
Das concentricas connatis. — Borneo. 
O0. Blumeana Khs. Ramulis glabris, feliis oblongo-ellipticis 
Acuminatis, stipulis lineari-lanceolatis, amentorum floribus ? solita- 
rüs, squamulis cupulse junioris semi-lanceolatis, cupulis glandes in- 
cludentibus, squamulis in zonas concentricas confluentibus. — Borneo, 
O. encleisocarpa Khs. Ramulis lepidotis, foliis ellipticis acu- 
